[ovs-discuss] arbitrary netmask

Amer amer7777 at hotmail.com
Tue Oct 29 15:59:51 UTC 2013


Hi,
Thank you for the comment, may please tell me how to check that or mitigate this issue

Best regards,
Amer

Sent from my iPhone

On ٢٩‏/١٠‏/٢٠١٣, at ٦:٤٣ م, Ben Pfaff <blp at nicira.com> wrote:

> On Tue, Oct 29, 2013 at 03:20:25PM +0000, AMER wrote:
>> I am working in mininet v 2.0 and OVS v 1.10  and POX with openflow.nicira
>> I am trying to do an experiemnt using arbitrary netmask as the following match:
>> 
>>      msg1 = nx.nx_flow_mod()
>>       msg1.idle_timeout = 100
>>      msg1.hard_timeout = 120
>>      msg1.match.eth_type = packet.IP_TYPE
>>      msg1.match.ip_dst = "10.0.0.4/0.0.0.255"
>>      msg1.priority = 65001
>>      msg1.actions.append(of.ofp_action_output(port = 1))
>>      core.openflow.sendToDPID(1, msg1)
>> 
>> But i am facing Runtimerror Netmask is not CIDR compatible.
> 
> This doesn't sound like an OVS problem (OVS supports arbitrary
> netmasks).  It's probably a bug or a missing feature in POX or
> openflow.nicira.
> 



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